20150920 (number)
20150920 is an even 8-digits composite number following 20150919 and preceding 20150921. In scientific notation, it is written as 2.0150920 × 10^7. The sum of its digits is 19. It has a total of 7 prime factors and 64 positive divisors. There are 7755264 positive integers (up to 20150920) that are relatively prime to 20150920.
Interesting facts
- 20150920 has 64 divisors, whose sum is 47099520
- The reverse of 20150920 is 02905102
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 19
- Digital Root 1
Name
Name | twenty million one hundred fifty thousand nine hundred twenty |
---|
Notation
Scientific notation | 2.0150920 × 10^7 |
---|---|
Engineering notation | 2.0150920 × 10^6 |
Prime Factorization of 20150920
Prime Factorization 2 × 2 × 2 × 73 × 5 × 67 × 103
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5037730 | Product of the distinct prime numbers |
The prime factorization of 20150920 is 2 × 2 × 2 × 73 × 5 × 67 × 103. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20150920)
Multiplication
n×yn×2 | 40301840 |
---|---|
n×3 | 60452760 |
n×4 | 80603680 |
n×5 | 100754600 |
Division
n÷yn÷2 | 10075460 |
---|---|
n÷3 | 6716973.3333333 |
n÷3 | 5037730 |
n÷5 | 4030184 |
Exponentiation
nyn2 | 406059576846400 |
---|---|
n3 | 8.1824740482657E+21 |
n4 | 1.6488437994868E+29 |
n5 | 3.3225719495954E+36 |
Nth Root
y√n2√n | 4488.9776118845 |
---|---|
3√n | 272.12281794893 |
4√n | 66.999832924303 |
5√n | 28.897413723473 |
Divisors of 20150920
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20150919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20150920 can be divided by 64 positive divisors. The sum of these divisors (counting 20150920) is 1, the average is 0.015625.
Base conversion 20150920
Base | System | Value |
---|---|---|
2 | Binary | 1001100110111101010001000 |
3 | Ternary | 1101220202212101 |
4 | Quaternary | 1030313222020 |
5 | Quinary | 20124312140 |
6 | Senary | 1555523144 |
8 | Octal | 114675210 |
10 | Decimal | 20150920 |
12 | Duodecimal | 68b94b4 |
16 | Hexadecimal | 1337a88 |
20 | Vigesimal | 65ih60 |
36 | Base36 | bzwjs |
Cryptographic Hash Functions
md5 | 1c386cc93ee2c9134e17e18a96f207da |
---|---|
sha1 | c2268bdd2b087aa474606886969198a7f7716437 |
sha256 | 26f5e1beaee2abc50d7597267e7826550f61955b6531971d2f74b37e1e4392e9 |
sha512 | 6c4e256f7a7c65ec1355bddf76a8ca408b8eeee0d12f2b1e2c644a816ffbbd05f86bd8ee4195f1c6ce3f278087b305563ba3407829d4c5942903f18e66c4af17 |
ripemd-160 | 5084db4e8a141c76aa5ba9bd3f246bdf78639209 |
20150920 as geometric shapes
Circle
Radius = nDiameter | 40301840 |
---|---|
Circumference | 126611964.47015 |
Area | 1.2756737835404E+15 |
Sphere
Radius = nVolume | 3.4274667144294E+22 |
---|---|
Surface area | 5.1026951341617E+15 |
Circumference | 126611964.47015 |
Square
Length = nPerimeter | 80603680 |
---|---|
Area | 406059576846400 |
Diagonal | 28497704.358295 |
Cube
Length = nSurface area | 2436357461078400 |
---|---|
Volume | 8.1824740482657E+21 |
Space diagonal | 34902417.259256 |
Equilateral Triangle
Length = nPerimeter | 60452760 |
---|---|
Area | 1.7582895449947E+14 |
Altitude | 17451208.629628 |
Triangular Pyramid
Length = nSurface area | 1.7582895449947E+14 |
---|---|
Volume | 9.6431381440193E+20 |
Height | 9499234.7860984 |